A manual of dangerous insects likely to be introduced in the United States through importations United States. Bureau of Entomology. creator Pierce, W. Dwight (William Dwight), 1881-1967 contributor text book Washington Govt. print. off 1917 1917
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ENG At head of tltle: Issued Aug. 15,1917. U.S. Dept. of agriculture, Office of the secretary. Contribution from the Bureau of entomology, L. O. Howard, chief, in collaboration with the Federal horticultural board, C. L. Martlatt, chairman. Insects, Injurious and beneficial SB823 .A4 1917 https://www.biodiversitylibrary.org/bibliography/41705 6213158 agr17001011 10.5962/bhl.title.41705 U.S. Dept. of Agr. Libr.